package com.hut.kwk.constant;
import org.codehaus.jackson.annotate.JsonIgnore;
import org.codehaus.jackson.map.annotate.JsonSerialize;

import java.io.Serializable;

/**
 *
 */
@JsonSerialize(include = JsonSerialize.Inclusion.NON_NULL)
public class ServerResponse<T> implements Serializable {

    private int status;
    private String msg;
    private T data;

    private ServerResponse(int status) {
        this.status = status;
    }

    private ServerResponse(int status, T data) {
        this.status = status;
        this.data = data;
    }

    private ServerResponse(int status, String msg, T data) {
        this.status = status;
        this.msg = msg;
        this.data = data;
    }

    private ServerResponse(int status, String msg) {
        this.status = status;
        this.msg = msg;
    }

    @JsonIgnore
    public boolean isSuccess() {
        return this.status == 0;
    }

    public int getStatus() {
        return status;
    }

    public T getData() {
        return data;
    }

    public String getMsg() {
        return msg;
    }

    public static <T> ServerResponse<T> createBySuccess() {
        return new ServerResponse<T>(0);
    }

    public static <T> ServerResponse<T> createBySuccessMessage(String msg) {
        return new ServerResponse<T>(0, msg);
    }

    public static <T> ServerResponse<T> createBySuccess(T data) {
        return new ServerResponse<T>(0, data);
    }

    public static <T> ServerResponse<T> createBySuccess(String msg, T data) {
        return new ServerResponse<T>(0, msg, data);
    }

    public static <T> ServerResponse<T> createByError() {
        return new ServerResponse<T>(1, "失败");
    }

    public static <T> ServerResponse<T> createByErrorMessage(String errorMessage) {
        return new ServerResponse<T>(1, errorMessage);
    }

    public static <T> ServerResponse<T> createByErrorCodeMessage(int errorCode, String errorMessage) {
        return new ServerResponse<T>(errorCode, errorMessage);
    }
}
